MW
Mary Watson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Indiana
Our Model Tree links this Mary Watson across the 1930 and 1940 US Censuses in Hamilton-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Indiana |
| Surname | Watson |
| Given Name | Mary R |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Town of Westfield |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | House maid |
| Industry | Private Homes |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | House Maid |
| Township / Ward | Town Of Westfield |
| Est. Birth Year | ~1924 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Jessie Watson | Daughter | — | 7 | ~1933 |
| James Watson | Daughter | — | 11 | ~1929 |
| Naomi Watson | Daughter | — | 9 | ~1931 |
| Martha Watson | Daughter | — | 13 | ~1927 |
| Mary Watson | Daughter | — | 16 | ~1924 |
| Joseph Watson | Daughter | — | 5 | ~1935 |
| Carl Watson | Head | — | 43 | ~1897 |
| Margaret Purdy | Other | — | 48 | ~1892 |
| John Watson | Son | — | 18 | ~1922 |
| Burl Watson | Son | — | 20 | ~1920 |
| Lena Watson | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Hamilton, Indiana
Daughter, age 4
Hamilton, Indiana · implied b. ~1926 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Mary R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Arkansas |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Hamilton-County, Indiana
Daughter, age 16
Hamilton-County, Indiana · implied b. ~1924 — 11 household members
| Surname | Watson |
| Given Name | Mary R |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Town of Westfield |
| 1935 Residence (County) | Hamilton |
| Occupation | House maid |
| Industry | Private Homes |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Watson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Watson
Daughter · 1940 · age 16 · b. ~1924 · Indiana
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Sibling
Martha Watson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Watson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Watson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Watson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Watson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Burl Watson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Watson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Indiana
Open full size
1940 US Federal Census — Hamilton-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01050-00572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles H Kneese | 64 | Head | — | Ohio |
| 42 | Nellie Bennett | 65 | Keeper | — | Indiana |
| 43 | Charles S Chappell | 49 | Head | Laborer | Indiana |
| 44 | Jessie Chappell | 46 | Wife | — | Indiana |
| 45 | Adolph Haymaker | 22 | Head | Candy Maker | Indiana |
| 46 | Margaret W Haymaker | 22 | Wife | — | Indiana |
| 47 | George W Dawson | 68 | Head | — | Indiana |
| 48 | Birdella S Dawson | 62 | Wife | — | Indiana |
| 49 | Arthur G Whicker | 35 | Son in law | Automobile Mechanic | Indiana |
| 50 | Elsie M Whicker | 34 | Wife | — | Indiana |
| 51 | George E Whicker | 4 | Son | — | New York |
| 52 | Edward C Edwards | 23 | Head | Laborer | Indiana |
| 53 | Evelyn G Edwards | 21 | Wife | — | Indiana |
| 54 | Robert Edwards | 2 | Son | — | Indiana |
| 55 | David Edwards | 0 | Son | — | Indiana |
| 56 | William E Fisk | 46 | Head | — | Illinois |
| 57 | Emma E Fisk | 46 | Wife | — | Ohio |
| 58 | Carl Watson | 43 | Head | Mill Man | Indiana |
| 59 | Lena Watson | 43 | Wife | Housekeeping | Arkansas |
| 60 | Burl Watson | 20 | Son | Truck Driver | Arkansas |
| 61 | John C Watson | 18 | Son | Truck Driver | Indiana |
| 62 | Mary R Watson THIS PERSON | 16 | daughter | House Maid | Indiana |
| 63 | Martha M Watson | 13 | daughter | — | Indiana |
| 64 | James W Watson | 11 | daughter | — | Indiana |
| 65 | Naomi E Watson | 9 | daughter | — | Indiana |
| 66 | Jessie P Watson | 7 | daughter | — | Indiana |
| 67 | Joseph L Watson | 5 | daughter | — | Indiana |
| 68 | Margaret Purdy | 48 | Mother in law | — | Arkansas |
| 69 | Gerald Simmons | 22 | Head | House Painter | Indiana |
| 70 | Robert W Simmons | 1 | son | — | Indiana |
| 71 | Carl B Simmons | 0 | son | — | Indiana |
| 72 | Clarice S Simmons | 23 | Wife | — | Arkansas |
| 73 | Russel Stahl | 60 | Head | Owner Proprietor | Indiana |
| 74 | Goldie E Stahl | 55 | Wife | — | Indiana |
| 75 | Mary E Stahl | 20 | daughter | Linotype Operator | Indiana |
| 76 | Almond Wilson | 26 | Son in law | Maintenance Man | Indiana |
| 77 | Belle Danforth | 70 | Head | Proprietor | Indiana |
| 78 | Clarence Barker | 44 | Head | Owner Proprietor | Indiana |
| 79 | Helen Barker | 41 | Wife | — | Illinois |
| 80 | Byron Barker | 18 | son | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)